Walker 250-24689 Oxygen Sensor

Overview of Walker Products OE Oxygen Sensor 250-24689

The Walker Products OE Oxygen Sensor 250-24689 is designed specifically for select Audi and Volkswagen models, including the A4, A6, and TT series. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle's engine management system.

• Heated oxygen sensor with 4-wire design for reliable operation
• Specific fit for Audi and Volkswagen models such as A4 Quattro, A6 Quattro, TT Quattro, and more
• 72.36 inches wiring harness length for flexible installation
• Threaded mounting type with 18.0 mm thread diameter
• Radiused polygon male connector for secure electrical connection
• Wire gauge measurement of 22 for durability and signal integrity
• Overall length of 75.91 inches to accommodate vehicle-specific routing

Detailed Product Description

This Walker Products OE oxygen sensor (part number 250-24689) is engineered as a heated sensor, featuring a 4-wire configuration that includes both sensor and heater circuits. The 22-gauge wiring ensures consistent signal transmission and resistance to electrical interference. Its threaded mounting type with an 18.0 mm diameter allows for direct replacement in compatible exhaust systems. The radiused polygon male connector is designed to match factory specifications, ensuring a secure and precise fit. With a wiring harness length of 72.36 inches and an overall length of 75.91 inches, this sensor accommodates the specific routing requirements of Audi and Volkswagen vehicles.

Walker Products OE Brand Line Information

The Walker Products OE line focuses on delivering direct-fit emission control components that meet or exceed original equipment specifications. This oxygen sensor is part of that line, providing a reliable replacement option that maintains factory performance standards for emissions and engine management systems in Audi and Volkswagen vehicles.

Applications and Common Issues Addressed

• Restores accurate air-fuel ratio readings for improved fuel efficiency
• Resolves check engine light triggers related to oxygen sensor faults
• Helps reduce harmful emissions by ensuring proper catalytic converter function
• Eliminates rough idling or engine hesitation caused by faulty sensor data
• Prevents failed emissions tests due to sensor malfunctions

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the connector type matches the vehicle harness before installation. Follow torque specifications recommended by the vehicle manufacturer to secure the sensor properly. Inspect wiring for damage and route the harness to prevent contact with hot or moving parts.

Quality Assurance and Warranty

Walker Products OE oxygen sensors are manufactured to meet strict quality standards and are tested for durability and performance. This part number 250-24689 is designed to provide consistent operation under normal driving conditions. Please refer to Walker's warranty policy for specific coverage details.